Home / 131,726.07-197,598.35-52,840.31

Finding the Fourth Proportional to 131,726.07, 197,598.35 and 52,840.31

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Solution

The fourth proportional to 131,726.07, 197,598.35 and 52,840.31 is: 79,264.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,726.07 : 197,598.35 = 52,840.31 : x
  2. Step 2: Convert to fraction form
    131,726.07/197,598.35 = 52,840.31/x
  3. Step 3: Cross multiply
    131,726.07x = 197,598.35 × 52,840.31
  4. Step 4: Simplify right side
    131,726.07x = 10,441,157,213.60
  5. Step 5: Solve for x
    x = 10,441,157,213.60/131,726.07
  6. Step 6: Final answer
    x = 79,264.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.